content: /* ===========================================================
   * JFreeChart : a free chart library for the Java(tm) platform
   * ===========================================================
   *
   * (C) Copyright 2000-2012, by Object Refinery Limited and Contributors.
   *
   * Project Info:  http://www.jfree.org/jfreechart/index.html
   *
   * This library is free software; you can redistribute it and/or modify it
   * under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation; either version 2.1 of the License, or
   * (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
   * License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
   * USA.
   *
   * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 
   * Other names may be trademarks of their respective owners.]
   *
   * ------------------
   * ValueAxisPlot.java
   * ------------------
   *
   * (C) Copyright 2003-2008, by Object Refinery Limited and Contributors.
   *
   * Original Author:  David Gilbert (for Object Refinery Limited);
   * Contributor(s):   -;
   *
   * Changes
   * -------
   * 07-May-2003 : Version 1 (DG);
   * 11-Nov-2004 : Changed Horizontal --> Domain and Vertical --> Range (DG);
   * 12-Nov-2004 : Moved zooming methods to new Zoomable interface (DG);
   *
   */
  
  package org.jfree.chart.plot;
  
  import org.jfree.chart.axis.ValueAxis;
  import org.jfree.data.Range;
  
  /**
   * An interface that is implemented by plots that use a {@link ValueAxis},
   * providing a standard method to find the current data range.
   */
  public interface ValueAxisPlot {
  
      /**
       * Returns the data range that should apply for the specified axis.
       *
       * @param axis  the axis.
       *
       * @return The data range.
       */
      public Range getDataRange(ValueAxis axis);
  
  }
  